CN204488937U - Woods chassis and hinge linkage thereof - Google Patents
Woods chassis and hinge linkage thereof Download PDFInfo
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- CN204488937U CN204488937U CN201420551929.9U CN201420551929U CN204488937U CN 204488937 U CN204488937 U CN 204488937U CN 201420551929 U CN201420551929 U CN 201420551929U CN 204488937 U CN204488937 U CN 204488937U
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- straight pin
- rear frame
- chassis
- hinge linkage
- front vehicle
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Abstract
A kind of hinge linkage, for connecting front vehicle frame and the Rear frame on woods chassis, comprises straight pin, link span, locating part, hinged seat and two hydraulic steering cylinders.When there is one-sided obstacle, front vehicle frame entirety can axially rotate around straight pin relative to link span, when running into one-sided obstacle, front/rear frame can relatively independent lateral deflection with chassis to ensure woods, contributes to stable chassis center of gravity, enhances the woods crossing ability of chassis at roughness pavement.When running into the road surface that height rises and falls, hinge linkage and Rear frame are connected through the hinge mode, and front/rear frame relative to rotating among a small circle, can contribute to the alerting ability of front/rear frame, enhances the obstacle detouring on woods chassis.When needs turn to, under the effect of bilateral hydraulic steering cylinder, there is deflection relatively in front/rear frame, thus realizes turning to of vehicle.Realize the object that front/rear frame is multi-aspect, multi-angle regulates in real time automatically.A kind of woods chassis of this hinge linkage of application is provided simultaneously.
Description
Technical field
The utility model relates to woods equipment technical field, particularly relates to elite stand chassis and a hinge linkage thereof.
Background technology
China artificial forest land has operation forest-road usually, main based on mountain and hill, there are gentle slope, hollow appearance more, these features are felled vehicle to forest land operation and are brought huge challenge, normal generation forest vehicle cannot sail operation forest zone into because of pavement roughness, add hand labor cost, even personal safety accident occurs.
Utility model content
Based on this, be necessary for the problems referred to above, provide a kind of and can realize front/rear frame is multi-aspect, multi-angle regulates in real time automatically woods chassis and hinge linkage thereof.
A kind of hinge linkage, for connecting front vehicle frame and Rear frame, comprising:
Straight pin, described front vehicle frame is fixed in one end;
Link span, it offers the first through hole, and the free end of described straight pin is arranged in described first through hole, and described straight pin can rotate relative to described link span;
Locating part, is located at the free end of described straight pin, departs from described link span for preventing described straight pin;
Hinged seat, is articulated with in described Rear frame; And
Two hydraulic steering cylinders, one end of each hydraulic steering cylinder is arranged on described link span, and the other end is arranged on described hinged seat, and each hydraulic steering cylinder comprises cylinder barrel and hydraulic stem, and described hydraulic stem is slidedly arranged in described cylinder barrel.
Wherein in an embodiment, also comprise antifriction-bearing box, described antifriction-bearing box is arranged in described first through hole, and described straight pin is arranged on described antifriction-bearing box.
Wherein in an embodiment, two open ends of described first through hole are provided with roller bearing end cap.
Wherein in an embodiment, also comprise upper cover plate and lower cover, the two ends of described upper cover plate and lower cover are individually fixed on described link span and described hinged seat.
Wherein in an embodiment, described upper cover plate is outstanding is downwards formed with the first boss, described lower cover projects upwards and is formed with the second boss, and described first boss and described second boss abut against and be formed with the second through hole, and the free end of described straight pin is arranged in described second through hole.
Wherein in an embodiment, also comprise spacing bonnet, described spacing bonnet is fixed on the end face of described straight pin, the side of described first boss described link span is dorsad outstanding is formed with the first limiting stopper, the described second boss dorsad side of described link span is given prominence to and is formed with second limiting stopper corresponding with described first limiting stopper, and described first limiting stopper and described second limiting stopper match to limit the relative described Rear frame inordinate rotation of described front vehicle frame with described spacing bonnet.
Wherein in an embodiment, comprise first group of belleville spring and second group of belleville spring, described first group of belleville spring and second group of belleville spring are all sheathed on described straight pin, described straight pin is radially outstanding near one end of described front vehicle frame is formed with baffle plate, one end of described first group of belleville spring is connected on described baffle plate, the other end is connected to described roller bearing end cap, one end of described second group of belleville spring is connected to roller bearing end cap described in another, and the other end is connected to the side of described first boss and the second boss.
Wherein in an embodiment, described hinged seat comprises seat board and the outstanding flange be formed on described seat board, described flange offers third through-hole, is arranged in described third through-hole and described Rear frame and described hinged seat is articulated and connected by pivot pin.
Wherein in an embodiment, described flange is formed with spacing block set, described spacing block set is used for preventing described front vehicle frame from rotating excessively relative to described Rear frame.
One elite stand chassis, comprising:
Front vehicle frame, comprise front support stand and be arranged at the front vehicle wheel of the relative dual-side of described front support stand, described front vehicle wheel supports described front support stand, and described front support stand is used for bearing goods;
Hinge linkage as described in above any one; And
Rear frame, comprise bracket of rear mounting and be arranged at the rear wheel of the relative dual-side of described bracket of rear mounting, described rear wheel supports described bracket of rear mounting, and described bracket of rear mounting is used for bearing goods;
Wherein, described front vehicle frame is fixed in one end of described straight pin, and described hinged seat and described Rear frame are articulated and connected.
Above-mentioned woods chassis and hinge linkage thereof at least comprise following advantage:
In the process that woods advances with chassis, when there is one-sided obstacle, the front vehicle wheel of front vehicle frame side roll through, because straight pin is arranged on the first through hole of link span, so straight pin can rotate relative to link span, so front vehicle frame entirety can relative to the axial rotation of link span around straight pin, and now, Rear frame is also without one-sided obstacle, when running into one-sided obstacle, front/rear frame can relatively independent lateral deflection with chassis to ensure woods, contribute to stable chassis center of gravity, enhance the woods crossing ability of chassis at roughness pavement; When running into the road surface that height rises and falls, front vehicle frame is rolling through out-of-date, Rear frame also without, the mode and hinge linkage and Rear frame are connected through the hinge, then can ensure woods with chassis when running into deeply recessed, suddenly convex road surface, front/rear frame relative to rotating among a small circle, can contribute to the alerting ability of front/rear frame, enhances the obstacle detouring on woods chassis; When needs turn to, high-voltage oil liquid enters the rodless cavity with the cylinder barrel of steering direction opposite side, and the hydraulic stem of this side is stretched out; Opposite side is then contrary, and high-voltage oil liquid enters the rod chamber of this side cylinder barrel, makes the hydraulic stem retraction of this side, and under the effect of bilateral hydraulic steering cylinder, hinged seat deflects and drives front/rear frame that deflection relatively occurs, thus realizes turning to of vehicle.So above-mentioned woods chassis can realize the object that front/rear frame is multi-aspect, multi-angle regulates in real time automatically.
Accompanying drawing explanation
Fig. 1 is the structural representation on an embodiment middle forest chassis;
Fig. 2 is the structural representation when chassis of woods shown in Fig. 1 is in the axial rotation around straight pin;
Fig. 3 is in structural representation when front/rear frame rotates relatively for the chassis of woods shown in Fig. 1;
Fig. 4 is in structural representation when turning to for the chassis of woods shown in Fig. 1;
Fig. 5 does not arrange the structural representation of upper cover plate for the chassis of woods shown in Fig. 1;
Fig. 6 is the structural representation of hinge linkage in Fig. 1;
Fig. 7 is the structural representation at another visual angle of hinge linkage in Fig. 1;
Fig. 8 is the structural representation at the another visual angle of hinge linkage in Fig. 1.
Detailed description of the invention
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail detailed description of the invention of the present utility model below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the utility model.But the utility model can be much different from alternate manner described here to implement, those skilled in the art can when doing similar improvement without prejudice to when the utility model intension, and therefore the utility model is by the restriction of following public concrete enforcement.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique embodiment.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in specification sheets of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Referring to Fig. 1 to Fig. 5, is the structural representation on an embodiment middle forest chassis 10.This woods chassis 10 is mainly used in the mountain forest road of pavement roughness, can realize front vehicle frame 100 and Rear frame 200 is multi-aspect, multi-angle regulates in real time automatically object.Woods chassis 10 comprises front vehicle frame 100, Rear frame 200 and hinge linkage 300.
Front vehicle frame 100 comprises front support stand 110 and front vehicle wheel 120.Front support stand 110 is for bearing goods.The quantity of front vehicle wheel 120 can be four or more, and every side at least arranges two front vehicle wheels 120.
Rear frame 200 comprises bracket of rear mounting 210 and rear wheel 220.Bracket of rear mounting 210 is for bearing goods.The quantity of rear wheel 220 can be four or more, and every side at least arranges two rear wheels 220.
See also Fig. 6 to Fig. 8, hinge linkage 300 is for connecting front vehicle frame 100 and Rear frame 200.Hinge linkage 300 comprises straight pin 310, link span 320, locating part 330, hinged seat 340, two hydraulic steering cylinders 350, antifriction-bearing box 361, roller bearing end cap 362, upper cover plate 370, lower cover 380, spacing bonnet 391, first group of belleville spring 392 and second group of belleville spring 393.
Straight pin 310 is mainly used in connecting front vehicle frame 100 and link span 320.One end of straight pin 310 is fixed in front vehicle frame 100, and straight pin 310 can rotate relative to link span 320.Link span 320 is class round type link span 320, link span 320 offers the first through hole 321.The free end of straight pin 310 is arranged in described first through hole 321.Particularly, can arrange an antifriction-bearing box 361 in the first through hole 321, the free end of straight pin 310 is arranged on antifriction-bearing box 361.The object arranging antifriction-bearing box 361 is to strengthen the alerting ability rotated around X-axis (as shown in Figure 1).In other embodiments, when alerting ability is enough strong, antifriction-bearing box 361 can also be omitted.
Accordingly, roller bearing end cap 362 is also provided with at the both ends open place of the first through hole 321, the roller bearing end cap 362 at two ends is for sealing the first through hole 321, antifriction-bearing box 361 is isolated from the outside and comes, prevent extraneous dust etc. from entering in antifriction-bearing box 361, be conducive to the service life extending antifriction-bearing box 361.Locating part 330 is located at the free end of straight pin 310, departs from link span 320 for preventing straight pin 310.Particularly, locating part 330 can be nut, and nut spiral shell is located at the free end of straight pin 310, prevents straight pin 310 from departing from link span 320.
Hinged seat 340 is articulated with in Rear frame 200.Particularly, hinged seat 340 comprises seat board 341 and flange 342.Flange 342 is outstanding to be formed on seat board 341.Flange 342 offers third through-hole 3421, be arranged in third through-hole 3421 by pivot pin and Rear frame 200 and hinged seat 340 are articulated and connected, thus Rear frame 200 can be rotated around Y-axis (as shown in Figure 1) relative to hinged seat 340.Particularly, can also give prominence on flange 342 and form spacing block set 3422, when spacing block set 3422 contacts with the limiting device in Rear frame 200, ensure that front/rear frame no longer relatively rotates, prevent front vehicle frame 100 from rotating excessively around Y-axis relative to Rear frame, ensure that the safety that front/rear frame rotates relatively.
In two hydraulic steering cylinders 350, one end of each hydraulic steering cylinder 350 is arranged on link span 320, and the other end is arranged on hinged seat 340, is specifically arranged on the seat board 341 of hinged seat 340.Each hydraulic steering cylinder 350 comprises cylinder barrel 351 and hydraulic stem 352, and hydraulic stem 352 is slidedly arranged in cylinder barrel 351, can along fore and aft motion in cylinder barrel 351.
The two ends of upper cover plate 370 and lower cover 380 are individually fixed in link span 320 with on hinged seat 340.Specific in present embodiment, upper cover plate 370 and lower cover 380 are fixed on link span 320 by the mode of welding.Upper cover plate 370 and lower cover 380 are specifically fixed on the seat board 341 of hinged seat 340, and specific in present embodiment, upper cover plate 370 and lower cover 380 are fixed on hinged seat 340 by two bolts 394 and a stud shaft 395.Stud shaft 395 through hinged seat 340 seat board 341, two bolt 394 respectively spiral shell be located at the two ends of bolt.
Specific in present embodiment, upper cover plate 370 is outstanding formation first boss (figure does not mark) downwards, lower cover 380 projects upwards formation second boss 381, first boss (figure does not mark) abuts against with the second boss 381 and forms one second through hole (not shown), and the free end of straight pin 310 is arranged in the second through hole (not shown).That is, in the present embodiment, the free end of straight pin 310 is arranged in antifriction-bearing box 361, second through hole (not shown) and locating part 330 successively, and antifriction-bearing box 361 is arranged in the first through hole 321.The second boss 381 pairs of straight pins 310 that the first boss that upper cover plate 370 projects and lower cover 380 project have certain effect of holding with a firm grip, reduce the vibration of straight pin, enhance the intensity and reliability thereof that turn to.
Spacing bonnet 391 is fixed on the end face of straight pin 310.Particularly, can by threaded fasteners as spacing bonnet 391 be fixed on the end face of straight pin 310 by screw etc.First boss (scheming not mark) is given prominence to and is formed with the first limiting stopper (not shown) in the side of link span 320 dorsad, the side of the second boss 381 link span 320 is dorsad outstanding to be formed and the first limiting stopper (not shown), the second limiting stopper 3811 that position is corresponding.First limiting stopper (not shown), and the second limiting stopper 3811 matches to limit front vehicle frame 100 relative Rear frame 200 inordinate rotation with spacing bonnet 391.Current vehicle frame 100 relative to hinge linkage 300 when X-axis is rotated, spacing bonnet 391 also rotates around X-axis, after turning an angle, spacing bonnet 391 and the first limiting stopper (not shown) and the second limiting stopper 3811 inconsistent time, front vehicle frame 100 cannot be rotated around X-axis again, front vehicle frame 100 can be prevented relative to Rear frame 200 inordinate rotation, increase the safety of front vehicle frame 100 and Rear frame 200.
First group of belleville spring 392 and second group of belleville spring 393 are all sheathed on straight pin 310.Straight pin 310 is radially outstanding near one end of front vehicle frame 100 is formed with baffle plate 311, and one end of first group of belleville spring 392 is connected on baffle plate 311, and the other end is connected to roller bearing end cap 362.One end of second group of belleville spring 393 is connected to another roller bearing end cap 393, and the other end is connected to the side of the first boss (figure does not mark) and the second boss 381.First group of belleville spring 392 and second group of belleville spring 393 can bear static state along X-axis axial action or dynamic load, distortion is produced after being compressed, until be driven plain, using stored energy form as live load, when roughness pavement is passed through with chassis 10 for woods, play certain cushioning effect.
Above-mentioned woods chassis 10 and hinge linkage 300 thereof at least comprise following advantage:
Refer to Fig. 2, in the process that woods advances with chassis 10, when there is one-sided obstacle, the front vehicle wheel 120 of front vehicle frame 100 side roll through, because straight pin 310 is arranged on the first through hole 321 of link span 320, so straight pin 310 can rotate relative to link span 320, so front vehicle frame 100 entirety can relative to the axial rotation of link span 320 around straight pin 310, and now, Rear frame 200 is also without one-sided obstacle, when running into one-sided obstacle, front vehicle frame 100 and Rear frame 200 can relatively independent lateral deflections with chassis 10 to ensure woods, contribute to stable chassis center of gravity, enhance the woods crossing ability of chassis 10 at roughness pavement.Refer to Fig. 3, when running into the road surface that height rises and falls, front vehicle frame 100 is rolling through out-of-date, Rear frame 200 also without, and hinge linkage 300 and Rear frame 200 are connected through the hinge mode, then can ensure woods with chassis 10 when running into deeply recessed, suddenly convex road surface, front/rear frame can relative to rotating among a small circle, contribute to the alerting ability of front/rear frame, enhance the obstacle detouring of woods with chassis 10.Refer to Fig. 4, when needs turn to, high-voltage oil liquid enters the rodless cavity with the cylinder barrel 351 of steering direction opposite side, and the hydraulic stem 352 of this side is stretched out; Opposite side is then contrary, and high-voltage oil liquid enters the rod chamber of this side cylinder barrel 351, makes hydraulic stem 352 retraction of this side, and under the effect of bilateral hydraulic steering cylinder 350, hinged seat deflects and drives front/rear frame that deflection relatively occurs, thus realizes turning to of vehicle.So above-mentioned woods chassis 10 can realize the object that front/rear frame is multi-aspect, multi-angle regulates in real time automatically.Above-mentioned woods chassis and hinge linkage structure thereof are simple, deft design, reduce because part is many, the complicated and probability of et out of order.And owing to only used two hydraulic steering cylinders in the utility model, can implement automatically to regulate according to road surface roughness, decrease navigating mate operation, reduce driving intensity.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a hinge linkage, for connecting front vehicle frame and the Rear frame on woods chassis, is characterized in that, comprise:
Straight pin, described front vehicle frame is fixed in one end;
Link span, it offers the first through hole, and the free end of described straight pin is arranged in described first through hole, and described straight pin can rotate relative to described link span;
Locating part, is located at the free end of described straight pin, departs from described link span for preventing described straight pin;
Hinged seat, is articulated with in described Rear frame; And
Two hydraulic steering cylinders, one end of each hydraulic steering cylinder is arranged on described link span, and the other end is arranged on described hinged seat, and each hydraulic steering cylinder comprises cylinder barrel and hydraulic stem, and described hydraulic stem is slidedly arranged in described cylinder barrel.
2. hinge linkage according to claim 1, is characterized in that, also comprises antifriction-bearing box, and described antifriction-bearing box is arranged in described first through hole, and described straight pin is arranged on described antifriction-bearing box.
3. hinge linkage according to claim 2, is characterized in that, two open ends of described first through hole are provided with roller bearing end cap.
4. hinge linkage according to claim 3, is characterized in that, also comprises upper cover plate and lower cover, and the two ends of described upper cover plate and lower cover are individually fixed on described link span and described hinged seat.
5. hinge linkage according to claim 4, it is characterized in that, described upper cover plate is outstanding is downwards formed with the first boss, described lower cover projects upwards and is formed with the second boss, described first boss and described second boss abut against and are formed with the second through hole, and the free end of described straight pin is arranged in described second through hole.
6. hinge linkage according to claim 5, it is characterized in that, also comprise spacing bonnet, described spacing bonnet is fixed on the end face of described straight pin, the side of described first boss described link span is dorsad outstanding is formed with the first limiting stopper, the described second boss dorsad side of described link span is given prominence to and is formed with second limiting stopper corresponding with described first limiting stopper, and described first limiting stopper and described second limiting stopper match to limit the relative described Rear frame inordinate rotation of described front vehicle frame with described spacing bonnet.
7. hinge linkage according to claim 5, it is characterized in that, comprise first group of belleville spring and second group of belleville spring, described first group of belleville spring and second group of belleville spring are all sheathed on described straight pin, described straight pin is radially outstanding near one end of described front vehicle frame is formed with baffle plate, one end of described first group of belleville spring is connected on described baffle plate, the other end is connected to described roller bearing end cap, one end of described second group of belleville spring is connected to roller bearing end cap described in another, and the other end is connected to the side of described first boss and the second boss.
8. hinge linkage according to claim 1, it is characterized in that, described hinged seat comprises seat board and the outstanding flange be formed on described seat board, described flange offers third through-hole, is arranged in described third through-hole and described Rear frame and described hinged seat is articulated and connected by pivot pin.
9. hinge linkage according to claim 8, is characterized in that, described flange is formed with spacing block set, and described spacing block set is used for preventing described front vehicle frame from rotating excessively relative to described Rear frame.
10. an elite stand chassis, is characterized in that, comprising:
Front vehicle frame, comprise front support stand and be arranged at the front vehicle wheel of the relative dual-side of described front support stand, described front vehicle wheel supports described front support stand, and described front support stand is used for bearing goods;
Hinge linkage as in one of claimed in any of claims 1 to 9; And
Rear frame, comprise bracket of rear mounting and be arranged at the rear wheel of the relative dual-side of described bracket of rear mounting, described rear wheel supports described bracket of rear mounting, and described bracket of rear mounting is used for bearing goods;
Wherein, described front vehicle frame is fixed in one end of described straight pin, and described hinged seat and described Rear frame are articulated and connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551929.9U CN204488937U (en) | 2014-09-24 | 2014-09-24 | Woods chassis and hinge linkage thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420551929.9U CN204488937U (en) | 2014-09-24 | 2014-09-24 | Woods chassis and hinge linkage thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204488937U true CN204488937U (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420551929.9U Expired - Fee Related CN204488937U (en) | 2014-09-24 | 2014-09-24 | Woods chassis and hinge linkage thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204488937U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354768A (en) * | 2014-09-24 | 2015-02-18 | 北京林业大学 | Forestry underpan and hinge joint connection device thereof |
| CN106394708A (en) * | 2016-09-08 | 2017-02-15 | 山河智能装备股份有限公司 | Obstacle crossing car capable of changing approach angle and departure angle |
| CN108313126A (en) * | 2018-01-26 | 2018-07-24 | 宁波海蔓汽车科技有限公司 | A kind of automobile chassis of full terrain self-adaptive |
| CN110386193A (en) * | 2019-06-25 | 2019-10-29 | 北京大成高科机器人技术有限公司 | All-terrain vehicle chassis |
| CN110758209A (en) * | 2019-12-09 | 2020-02-07 | 湖南省农友机械集团有限公司 | Fruit and vegetable transport vehicle |
-
2014
- 2014-09-24 CN CN201420551929.9U patent/CN204488937U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354768A (en) * | 2014-09-24 | 2015-02-18 | 北京林业大学 | Forestry underpan and hinge joint connection device thereof |
| CN106394708A (en) * | 2016-09-08 | 2017-02-15 | 山河智能装备股份有限公司 | Obstacle crossing car capable of changing approach angle and departure angle |
| CN108313126A (en) * | 2018-01-26 | 2018-07-24 | 宁波海蔓汽车科技有限公司 | A kind of automobile chassis of full terrain self-adaptive |
| CN110386193A (en) * | 2019-06-25 | 2019-10-29 | 北京大成高科机器人技术有限公司 | All-terrain vehicle chassis |
| CN110758209A (en) * | 2019-12-09 | 2020-02-07 | 湖南省农友机械集团有限公司 | Fruit and vegetable transport vehicle |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20160924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |